A professor thinks of two numbers

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?




Similar Riddles

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

Asked by Neha on 15 Aug 2024


By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

Matchsticks Equation

Asked by Neha on 19 Feb 2021

I cry without having a voice.
I fly without having wings.
I bite without having teeth.
I whisper without a mouth.

Who am I?

Asked by Neha on 17 Nov 2025


I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

Asked by Neha on 05 Feb 2021

You walk into a room and see a bed. On the bed, there are two dogs, five cats, a giraffe, six cows, and a goose. There are also three doves flying above the bed. How many legs are on the floor?

Asked by Neha on 23 May 2025

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

Asked by Neha on 09 Dec 2023


In the given picture, in how many ways can you read the word "Tiger"?

Read Word Tiger

Asked by Neha on 21 May 2023

Look at the picture and find out which square is not linked with any of the other squares.

Squares not Connected

Asked by Neha on 31 Mar 2024

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

Asked by Neha on 01 Nov 2024


Which alphabet is a part of our body?

Asked by Neha on 03 Nov 2023

Hot Articles

Amazing Facts

Artificial Intelligence

Artificial Intelligence has crushed all human records in the puzzle game “2048,” achieving a high score of 839,732 and beating the game in only 973 moves without using any undo.